Home / 88,669.60-122,366.16-50,435.36

Finding the Fourth Proportional to 88,669.60, 122,366.16 and 50,435.36

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Solution

The fourth proportional to 88,669.60, 122,366.16 and 50,435.36 is: 69,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,669.60 : 122,366.16 = 50,435.36 : x
  2. Step 2: Convert to fraction form
    88,669.60/122,366.16 = 50,435.36/x
  3. Step 3: Cross multiply
    88,669.60x = 122,366.16 × 50,435.36
  4. Step 4: Simplify right side
    88,669.60x = 6,171,581,331.42
  5. Step 5: Solve for x
    x = 6,171,581,331.42/88,669.60
  6. Step 6: Final answer
    x = 69,602.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.